In the kinked demand curve model of non-collusive oligopoly, which one of the following is the most likely explanation for price rigidity?
Marginal cost is constant across all possible levels of output.
Raising or lowering the market price will result in a decrease in total revenue.
Demand is highly price-inelastic for any price increase above the current equilibrium.
Firms will actively collude to fix prices if any individual firm attempts to change theirs.
136 exam-style questions on AQA A Level Economics 1.5 Perfect competition, imperfectly competitive markets and monopoly, covering 1.5.1 Market structures, 1.5.2 The objectives of firms, 1.5.3 Perfect competition, 1.5.4 Monopolistic competition (A-level only), 1.5.5 Oligopoly (A-level only), 1.5.6 Monopoly and monopoly power, 1.5.7 Price discrimination (A-level only), 1.5.8 The dynamics of competition and competitive market processes, 1.5.9 Contestable and non-contestable markets (A-level only), 1.5.10 Market structure, static efficiency, dynamic efficiency and resource allocation (A-level only), and 1.5.11 Consumer and producer surplus (A-level only). Each one has a worked solution and a mark scheme showing where the marks go.